Add e2e test case for multi-cluster by exposing OTEL collector.

Author: IshwarKanse

tests/e2e-openshift/multi-cluster/00-assert.yaml

@@ -0,0 +1,22 @@
+apiVersion: project.openshift.io/v1
+kind: Project
+metadata:
+  name: kuttl-multi-cluster
+status:
+  phase: Active
+
+---
+apiVersion: cert-manager.io/v1
+kind: ClusterIssuer
+metadata:
+  name: letsencrypt-staging
+spec:
+  acme:
+    preferredChain: ""
+    privateKeySecretRef:
+      name: private-key-lets-encrypt
+    server: https://acme-staging-v02.api.letsencrypt.org/directory
+    solvers:
+    - http01:
+        ingress:
+          class: openshift-default

tests/e2e-openshift/multi-cluster/00-cert-manager.yaml

@@ -0,0 +1,21 @@
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: kuttl-multi-cluster
+
+---
+apiVersion: cert-manager.io/v1
+kind: ClusterIssuer
+metadata:
+  name: letsencrypt-staging
+  namespace: observability
+spec:
+  acme:
+    preferredChain: ""
+    privateKeySecretRef:
+      name: private-key-lets-encrypt
+    server: https://acme-staging-v02.api.letsencrypt.org/directory
+    solvers:
+    - http01:
+        ingress:
+          class: openshift-default

tests/e2e-openshift/multi-cluster/01-assert.yaml

@@ -0,0 +1,9 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  namespace: kuttl-multi-cluster
+  name: jaeger-allinone
+status:
+  availableReplicas: 1
+  readyReplicas: 1
+  replicas: 1

tests/e2e-openshift/multi-cluster/01-create-jaeger.yaml

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+apiVersion: jaegertracing.io/v1
+kind: Jaeger
+metadata:
+  name: jaeger-allinone
+  namespace: kuttl-multi-cluster
+spec:
+  strategy: allinone
+  ingress:
+    security: none

tests/e2e-openshift/multi-cluster/02-otlp-receiver.yaml

@@ -0,0 +1,54 @@
+---
+apiVersion: kuttl.dev/v1beta1
+kind: TestStep
+commands:
+- script: ./create_basic_auth_creds.sh
+
+---
+apiVersion: opentelemetry.io/v1alpha1
+kind: OpenTelemetryCollector
+metadata:
+  name: otlp-receiver
+  namespace: kuttl-multi-cluster
+spec:
+  mode: "deployment"
+  ingress:
+    type: route
+    annotations:
+      acme.cert-manager.io/http01-ingress-class: openshift-default
+    route:
+      termination: "edge"
+  env:
+    - name: BASIC_AUTH_USERNAME
+      valueFrom:
+        secretKeyRef:
+          name: my-credentials
+          key: username
+    - name: BASIC_AUTH_PASSWORD
+      valueFrom:
+        secretKeyRef:
+          name: my-credentials
+          key: password
+  config: |
+    extensions:
+      basicauth/server:
+        htpasswd:
+          inline: |
+            ${env:BASIC_AUTH_USERNAME}:${env:BASIC_AUTH_PASSWORD}
+    receivers:
+      otlp:
+        protocols:
+          http:
+            auth:
+              authenticator: basicauth/server
+    exporters:
+      otlp:
+        endpoint: "jaeger-allinone.kuttl-multi-cluster.svc:4317"
+        tls:
+          insecure: true
+    service:
+      pipelines:
+        traces:
+          receivers: [otlp]
+          processors: []
+          exporters: [otlp]

tests/e2e-openshift/multi-cluster/create_basic_auth_creds.sh

@@ -0,0 +1,14 @@
+#!/bin/bash
+
+# Generate a random username and password
+username=$(cat /dev/urandom | tr -dc 'a-zA-Z0-9' | fold -w 10 | head -n 1)
+password=$(cat /dev/urandom | tr -dc 'a-zA-Z0-9' | fold -w 16 | head -n 1)
+
+# Encode the username and password in Base64
+encoded_username=$(echo -n "$username" | base64)
+encoded_password=$(echo -n "$password" | base64)
+
+# Create the OpenShift secret using oc create secret
+oc -n kuttl-multi-cluster create secret generic my-credentials \
+  --from-literal=username="$encoded_username" \
+  --from-literal=password="$encoded_password"